3,4-Dihydro-2-methoxy-2H-pyran
Agent Name
3,4-Dihydro-2-methoxy-2H-pyran
CAS Number
4454-05-1
Formula
C6-H10-O2
Major Category
Other Classes
Synonyms
2,3-Dihydro-2-methoxy(4H)pyran; 2-Methoxy-3,4-dihydro-2H-pyran; 2H-Pyran, 3,4-dihydro-2-methoxy-; [ChemIDplus] 2-Methoxy-2,3-dihydro-4H-pyran; MDP; [OECD SIDS: IUCLID Data Set] UN1993
Category
Ethers, Other
Description
Colorless to yellow liquid with an ether-like odor; [OECD SIDS: IUCLID Data Set] Clear faintly yellow liquid; [Sigma-Aldrich MSDS]
Sources/Uses
Used in chemical syntheses; [OECD SIDS: IUCLID Data Set] Used as an intermediate; [ECHA REACH Registrations]
Comments
A mild eye and moderate skin irritant; Causes changes in trachea or bronchi, dyspnea, and dermatitis in dermal lethal-dose studies of rabbits; Causes lachrymation, altered sleep time (including change in righting reflex), and pleural effusion in inhalation lethal-concentration studies of rats; [RTECS] A skin and eye irritant; [ECHA REACH Registrations] See "3,4-Dihydropyran" and "Ethoxydihydropyran."
Biomedical References
Exposure Assessment
Lethal Concentration
LCLo (rat) = 8,044 ppm/1hr
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Flammable liquid, n.o.s."
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.